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[ARM] ecard: add ecardm_iomap() / ecardm_iounmap()

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Add devres ecardm_iomap() and ecardm_iounmap() for Acorn expansion
cards.  Convert all expansion card drivers to use them.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2007-05-10 18:40:51 +01:00
committed by Russell King
parent c7b87f3d50
commit 10bdaaa0fa
13 changed files with 53 additions and 118 deletions
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35
drivers/ata/pata_icside.c
View File

@@ -425,8 +425,7 @@ pata_icside_register_v5(struct ata_probe_ent *ae, struct expansion_card *ec)
struct pata_icside_state *state = ae->private_data;
void __iomem *base;
base = ioremap(ecard_resource_start(ec, ECARD_RES_MEMC),
ecard_resource_len(ec, ECARD_RES_MEMC));
base = ecardm_iomap(info->ec, ECARD_RES_MEMC, 0, 0);
if (!base)
return -ENOMEM;
@@ -453,24 +452,17 @@ pata_icside_register_v6(struct ata_probe_ent *ae, struct expansion_card *ec)
struct pata_icside_state *state = ae->private_data;
void __iomem *ioc_base, *easi_base;
unsigned int sel = 0;
int ret;
ioc_base = ioremap(ecard_resource_start(ec, ECARD_RES_IOCFAST),
ecard_resource_len(ec, ECARD_RES_IOCFAST));
if (!ioc_base) {
ret = -ENOMEM;
goto out;
}
ioc_base = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
if (!ioc_base)
return -ENOMEM;
easi_base = ioc_base;
if (ecard_resource_flags(ec, ECARD_RES_EASI)) {
easi_base = ioremap(ecard_resource_start(ec, ECARD_RES_EASI),
ecard_resource_len(ec, ECARD_RES_EASI));
if (!easi_base) {
ret = -ENOMEM;
goto unmap_slot;
}
easi_base = ecardm_iomap(ec, ECARD_RES_EASI, 0, 0);
if (!easi_base)
return -ENOMEM;
/*
* Enable access to the EASI region.
@@ -507,10 +499,6 @@ pata_icside_register_v6(struct ata_probe_ent *ae, struct expansion_card *ec)
return icside_dma_init(ae, ec);
unmap_slot:
iounmap(ioc_base);
out:
return ret;
}
static int __devinit
@@ -534,8 +522,7 @@ pata_icside_probe(struct expansion_card *ec, const struct ecard_id *id)
state->type = ICS_TYPE_NOTYPE;
state->dma = NO_DMA;
idmem = ioremap(ecard_resource_start(ec, ECARD_RES_IOCFAST),
ecard_resource_len(ec, ECARD_RES_IOCFAST));
idmem = ecardm_iomap(ec, ECARD_RES_IOCFAST, 0, 0);
if (idmem) {
unsigned int type;
@@ -543,7 +530,7 @@ pata_icside_probe(struct expansion_card *ec, const struct ecard_id *id)
type |= (readb(idmem + ICS_IDENT_OFFSET + 4) & 1) << 1;
type |= (readb(idmem + ICS_IDENT_OFFSET + 8) & 1) << 2;
type |= (readb(idmem + ICS_IDENT_OFFSET + 12) & 1) << 3;
iounmap(idmem);
ecardm_iounmap(ec, idmem);
state->type = type;
}
@@ -638,10 +625,6 @@ static void __devexit pata_icside_remove(struct expansion_card *ec)
*/
if (state->dma != NO_DMA)
free_dma(state->dma);
if (state->ioc_base)
iounmap(state->ioc_base);
if (state->ioc_base != state->irq_port)
iounmap(state->irq_port);
kfree(state);
ecard_release_resources(ec);